build(deps-dev): bump karma-firefox-launcher from 2.1.0 to 2.1.1
build(deps-dev): bump karma-firefox-launcher from 2.1.0 to 2.1.1

Bumps [karma-firefox-launcher](https://github.com/karma-runner/karma-firefox-launcher) from 2.1.0 to 2.1.1.
- [Release notes](https://github.com/karma-runner/karma-firefox-launcher/releases)
- [Changelog](https://github.com/karma-runner/karma-firefox-launcher/blob/master/CHANGELOG.md)
- [Commits](https://github.com/karma-runner/karma-firefox-launcher/compare/v2.1.0...v2.1.1)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
ui-router/core,ui-router/core